Home / 98,775.16-148,147.70-32,215.18

Finding the Fourth Proportional to 98,775.16, 148,147.70 and 32,215.18

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Solution

The fourth proportional to 98,775.16, 148,147.70 and 32,215.18 is: 48,317.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,775.16 : 148,147.70 = 32,215.18 : x
  2. Step 2: Convert to fraction form
    98,775.16/148,147.70 = 32,215.18/x
  3. Step 3: Cross multiply
    98,775.16x = 148,147.70 × 32,215.18
  4. Step 4: Simplify right side
    98,775.16x = 4,772,605,272.99
  5. Step 5: Solve for x
    x = 4,772,605,272.99/98,775.16
  6. Step 6: Final answer
    x = 48,317.87

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.